From 816b214403b7ce524cbb6ce85732df70f5b8f19e Mon Sep 17 00:00:00 2001
From: Rasmus Melchior Jacobsen <rmja@laesoe.org>
Date: Sat, 14 Jan 2023 07:12:43 +0100
Subject: [PATCH] Only implement Write

---
 embassy-stm32/src/usart/mod.rs | 29 +----------------------------
 1 file changed, 1 insertion(+), 28 deletions(-)

diff --git a/embassy-stm32/src/usart/mod.rs b/embassy-stm32/src/usart/mod.rs
index 1c13d9ec..1f50e5dc 100644
--- a/embassy-stm32/src/usart/mod.rs
+++ b/embassy-stm32/src/usart/mod.rs
@@ -912,7 +912,7 @@ mod eh1 {
 
 #[cfg(all(feature = "unstable-traits", feature = "nightly"))]
 mod eio {
-    use embedded_io::asynch::{Read, Write};
+    use embedded_io::asynch::Read;
     use embedded_io::Io;
 
     use super::*;
@@ -924,16 +924,6 @@ mod eio {
         type Error = Error;
     }
 
-    impl<T, TxDma, RxDma> Read for Uart<'_, T, TxDma, RxDma>
-    where
-        T: BasicInstance,
-        RxDma: super::RxDma<T>,
-    {
-        async fn read(&mut self, buf: &mut [u8]) -> Result<usize, Self::Error> {
-            self.read_until_idle(buf).await
-        }
-    }
-
     impl<T, TxDma, RxDma> Write for Uart<'_, T, TxDma, RxDma>
     where
         T: BasicInstance,
@@ -949,23 +939,6 @@ mod eio {
         }
     }
 
-    impl<T, RxDma> Io for UartRx<'_, T, RxDma>
-    where
-        T: BasicInstance,
-    {
-        type Error = Error;
-    }
-
-    impl<T, RxDma> Read for UartRx<'_, T, RxDma>
-    where
-        T: BasicInstance,
-        RxDma: super::RxDma<T>,
-    {
-        async fn read(&mut self, buf: &mut [u8]) -> Result<usize, Self::Error> {
-            self.read_until_idle(buf).await
-        }
-    }
-
     impl<T, TxDma> Io for UartTx<'_, T, TxDma>
     where
         T: BasicInstance,